51249320

素因数分解:

$2^3\times 5^1\times {\mathrm{883}}^1\times {\mathrm{1451}}^1$

素因数の和:2345

約数の個数: 32

約数和(自身を含む): 115521120

約数和(自身を除く): 64271800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 883, 1451, 1766, 2902, 3532, 4415, 5804, 7064, 7255, 8830, 11608, 14510, 17660, 29020, 35320, 58040, 1281233, 2562466, 5124932, 6406165, 10249864, 12812330, 25624660, 51249320]

約数ペア:

[(1, 51249320), (2, 25624660), (4, 12812330), (5, 10249864), (8, 6406165), (10, 5124932), (20, 2562466), (40, 1281233), (883, 58040), (1451, 35320), (1766, 29020), (2902, 17660), (3532, 14510), (4415, 11608), (5804, 8830), (7064, 7255)]